Pro-Ject Audio Systems Pro-Ject Signature 12 - Manual (Page 13)

2. Setting the vertical tracking force (VTF)
Place counterweight halfway along the counterweight support rod, being sure to have the locking screw
uppermost. With the power of and platter static, place the stylus pressure gauge onto the platter. To set the
required VTF place the tip of the stylus on the pressure gauge. Moving the counterweight towards the cartridge
will reduce VTF and away will increase VTF. In order to avoid the damage oh the cartridge be sure that all time
all the cartridges movements must be done in upper tonearm lift position. Repeat the measuring procedure
until you get the correct VTF.
Adjust the VTF prior to installing the anti-skating weight.